Yosoo Health Gear Watch O Ring Gasket, 950Pcs O Ring Watch Back Gasket Rubber Washers Set, Waterproof Round Watch Gaskets Kit Watch Repair Tool for Watch Backs Size 12-30 mm (0.6mm) - Yosoo Health Gearkg6eyf2cpq-12

• [Watch Waterproof Ring]: The watch gasket is installed on the watch case to cover the clearance between the watch band and the movement, which plays an important role in the waterproof of the watch [High Grade Durable Rubber]: Made of high quality rubber material, flexible and wear-resistant, long service life, durable and practical [Different Sizes]: A total of 950 rubber washers and 19 sizes, designed for watch repairing. Excellent substitute for all sizes over 12 mm‑30 mm, wonderful watch accessory [Easy to Replace]: O-ring is an excellent substitute for watches, easy to replace. Many popular brand watches and non-branded watches are ideal choices to meet your different needs [Watch Repair Tools]: Professional watch repair tools, excellent DIY watch repair accessories and suitable for watch repair and DIY watchmaker